Chair



FIG. 1 is a front elevation view of a chair;

FIG. 2 is a rear elevation view of a chair;

FIG. 3 is a bottom plan view of a chair;

FIG. 4 is a top plan view of a chair;

FIG. 5 is a right side elevation view of a chair; and,

FIG. 6 is a left side elevation view of a chair. 

The ornamental design for a “chair,” as shown and described. 